HONEYWELL ML4115B1008 Fast-Acting,Two-Position Actuator - 30 lb-in, Spring Return CW, 120 Vac +/-10%. Spring return direct coupled actuators (DCA) for on/off damper control with an integral junction box. The actuator accepts an on/off signal from a single-pole, single-throw (SPST) controller. They are designed to operate reliably in smoke control systems requiring Underwriter's Laboratories Inc. UL555S ratings up to 350 F.
• Integral spring return. No audible noise during holding.
• Electronic circuitry provides efficient operation while eliminating the need for limit switches.
• Ninety-five degree angle of rotation for tight damper closure.
• Die-cast aluminum housing.
• Housing design allows flush mounting to damper.
• Integral junction box with three conduit openings eliminates need for separate wiring box.
• Mounts to 3/8 or 1/2 in. round or square shaft.
• High-temperature indicator included.